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[IPV6] ROUTE: Try to use router which is not known unreachable. 

Only routers in "FAILED" state should be considered unreachable.
Otherwise, we do not try to use speicific routes unless all least specific
routers are considered unreachable.

Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
This commit is contained in:
YOSHIFUJI Hideaki 2006-11-06 09:45:44 -08:00 committed by David S. Miller
parent b80ebbf39f
commit ea73ee23c4
1 changed files with 2 additions and 0 deletions
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2
net/ipv6/route.c
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@ -330,6 +330,8 @@ static int inline rt6_check_neigh(struct rt6_info *rt)
read_lock_bh(&neigh->lock);
if (neigh->nud_state & NUD_VALID)
m = 2;
else if (!(neigh->nud_state & NUD_FAILED))
m = 1;
read_unlock_bh(&neigh->lock);
}
return m;